Fix build against the MacOSX 10.6 SDK but with 10.4 as the highest used API
Fix build against the MacOSX 10.6 SDK but with 10.4 as the highest used API

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core